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331300201 = 1272608663
BaseRepresentation
bin10011101111110…
…011110101101001
3212002101210102211
4103233303311221
51134303101301
652512525121
711132001541
oct2357636551
9762353384
10331300201
11160012821
1292b507a1
135383982b
1432000321
151e143051
hex13bf3d69

331300201 has 4 divisors (see below), whose sum is σ = 333908992. Its totient is φ = 328691412.

The previous prime is 331300157. The next prime is 331300223. The reversal of 331300201 is 102003133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102003133 = 238942697.

It is a cyclic number.

It is not a de Polignac number, because 331300201 - 211 = 331298153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331300231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1304205 + ... + 1304458.

It is an arithmetic number, because the mean of its divisors is an integer number (83477248).

Almost surely, 2331300201 is an apocalyptic number.

It is an amenable number.

331300201 is a deficient number, since it is larger than the sum of its proper divisors (2608791).

331300201 is a wasteful number, since it uses less digits than its factorization.

331300201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608790.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 331300201 is about 18201.6537984877. The cubic root of 331300201 is about 691.9487032765.

Adding to 331300201 its reverse (102003133), we get a palindrome (433303334).

The spelling of 331300201 in words is "three hundred thirty-one million, three hundred thousand, two hundred one".

Divisors: 1 127 2608663 331300201